 It's still June, but the 4th of July getaway is on. More than 3 million passengers expected to go through airport security checkpoints today, setting a new record. This is ABC News. Blood Bank of Alaska's new Kenai Peninsula Center is open for donations. Blood donations are a critical component of the health care system, and there is no substitute for blood in a patient's time of need. As a volunteer blood donor, you provide a life-saving gift that can't be replaced. One hour of your time donating blood can change someone's life forever.